Alert archive / Arkansas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 162, NWS Tulsa, OK

May 26, 1990Logan County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at May 26, 1990, 12:44 PM CDT for Logan County, Arkansas. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
May 26, 1990, 12:44 PM CDT (17:44 UTC)
Expired
May 26, 1990, 1:45 PM CDT
In force
61 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Logan County, AR

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 5.7 hours before the alert went out and 329 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Longview/Gregg, TX at 12:00Z on 1990-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 443 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Longview/Gregg, TX at 12:00Z on 1990-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
443 J/kg
Mixed-layer CIN
-618 J/kg
Mixed-layer LCL
937 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KFSM 261745
SVRFSM
ARC083-261845-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT SMITH AR
1244 PM CDT SAT MAY 26 1990
 
THE NATIONAL WEATHER SERVICE IN FORT SMITH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  145 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST ARKANSAS
 
   ...LOGAN COUNTY
 
AT 1243 FORT SMITH RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM
NORTHEAST FRANKLIN COUNTY SOUTH SOUTHWEST INTO WESTERN LOGAN COUNTY
MOVING SOUTHEAST AT 35 MPH.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE0 LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, May 26, 10:32 AM CDT, 2 hours 12 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1030 AM CDT SAT MAY 26 1990

ATTN SELS...REPORTS FOR THIS MORNING, 5/26/90

TIME/CDT     COUNTY      EVENT
 558 AM      OSAGE       DIME SIZE HAIL AT FAIRFAX
 635 AM      PAWNEE      GOLFBALL SIZE HAIL AT RALSTON
 730 AM      OSAGE       DIME SIZE HAIL AT PAWHUSKA
 825 AM      OSAGE       DIME SIZE HAIL 5 MILES WEST OF BARTLESVILLE
 825 AM      WASHINGTON  DIME SIZE HAIL AT BARTLESVILLE
 837 AM      W\ASHINGTON  WIDESPREAD GOLFBALL SIZE AND QUARTER SIZE HAIL
                         AT BARTLESVILLE
 905 AM      WASHINGTON  DIME SIZE TO QUARTER SIZE HAIL IN BARTLESVILLE
 920 AM      NOWATA      DIME SIZE HAIL AT NOWATA

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 26, 9:18 AM CDTSevere Thunderstorm WarningTSABenton57 min
May 26, 10:00 AM CDTSevere Thunderstorm WarningTSAMadison, Washington60 min
May 26, 10:53 AM CDTSevere Thunderstorm WarningTSABenton67 min
May 26, 12:27 PM CDTSevere Thunderstorm WarningTSAFranklin63 min
May 26, 1:20 PM CDTSevere Thunderstorm WarningTSACrawford, Sebastian55 min
May 26, 2:16 PM CDTSevere Thunderstorm WarningTSALogan, Scott59 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 1990Every severe thunderstorm warning in 1990

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.